// builder_test.h

/*    Copyright 2009 10gen Inc.
 *
 *    This program is free software: you can redistribute it and/or  modify
 *    it under the terms of the GNU Affero General Public License, version 3,
 *    as published by the Free Software Foundation.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU Affero General Public License for more details.
 *
 *    You should have received a copy of the GNU Affero General Public License
 *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 *    As a special exception, the copyright holders give permission to link the
 *    code of portions of this program with the OpenSSL library under certain
 *    conditions as described in each individual source file and distribute
 *    linked combinations including the program with the OpenSSL library. You
 *    must comply with the GNU Affero General Public License in all respects
 *    for all of the code used other than as permitted herein. If you modify
 *    file(s) with this exception, you may extend this exception to your
 *    version of the file(s), but you are not obligated to do so. If you do not
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 *    then also delete it in the license file.
 */

#include "mongo/unittest/unittest.h"

#include "mongo/bson/util/builder.h"

namespace mongo {
    TEST( Builder, String1 ) {
        const char * big = "eliot was here";
        StringData small( big, 5 );
        ASSERT_EQUALS( small, "eliot" );

        BufBuilder bb;
        bb.appendStr( small );

        ASSERT_EQUALS( 0, strcmp( bb.buf(), "eliot" ) );
        ASSERT_EQUALS( 0, strcmp( "eliot", bb.buf() ) );
    }

    TEST(Builder, StringBuilderAddress) {
        const void* longPtr = reinterpret_cast<const void*>(-1);
        const void* shortPtr = reinterpret_cast<const void*>(0xDEADBEEF);
        const void* nullPtr = NULL;

        StringBuilder sb;
        sb << longPtr;

        if (sizeof(longPtr) == 8) {
            ASSERT_EQUALS("0xFFFFFFFFFFFFFFFF", sb.str());
        }
        else {
            ASSERT_EQUALS("0xFFFFFFFF", sb.str());
        }

        sb.reset();
        sb << shortPtr;
        ASSERT_EQUALS("0xDEADBEEF", sb.str());

        sb.reset();
        sb << nullPtr;
        ASSERT_EQUALS("0x0", sb.str());
    }
}
